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Chile: Electric shock tactics used in battle against lice

Chile: Electric shock tactics used in battle against lice

A Chilean technology company has created a delousing system that uses electric current to loosen lice off farmed salmon. It estimates a reduction of 30% in the costs associated with treatments.

Silicon Valley lice counter inventor targets Scotland

Silicon Valley lice counter inventor targets Scotland

The Norwegian-American company Aquabyte, which develops systems for automatic lice counting through machine learning, has set its sights on Scotland and Canada after announcing that it has raised $10 million in a financing round to strengthen its growth.

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Stingray creator shortlisted for European Inventor Award

Stingray creator shortlisted for European Inventor Award

The inventor of sea lice-killing laser system Stingray has been named as a finalist in the European Inventor Award 2019, run by the European Patent Office (EPO).

Sea lice ‘vacuum cleaner’ going on sale in Scotland

Sea lice ‘vacuum cleaner’ going on sale in Scotland

A device that can suck up sea lice like a vacuum cleaner has been launched on the Norwegian market by aquaculture supplier Vard Aqua and should be available in Scotland within a matter of weeks.

Cermaq Chile chooses SFI for mechanical delousing

Cermaq Chile chooses SFI for mechanical delousing

Salmon farmer Cermaq is to use a new mechanical system to tackle sea lice in Chile.

Scottish 2018 sea lice average is six-year low

Scottish 2018 sea lice average is six-year low

The amount the Scottish salmon industry spends annually on medicinal treatments against sea lice has fallen by 47% in the last three years to £9.7 million, the Scottish Salmon Producers’ Organisation (SSPO) said as it revealed average lice levels on farms last year were the lowest for six years.

Cooke upgrades to gentler Hydrolicer

Cooke upgrades to gentler Hydrolicer

Salmon farmer Cooke Aquaculture Scotland is upgrading its existing Hydrolicer, enabling it to treat bigger fish. New pumps mean delousing will also be gentler on the salmon.

Salinity and temperature must be considered in fight against lice

Salinity and temperature must be considered in fight against lice

The Institute of Marine Research in Norway has just published its final report on the FHF project “deep light and feeding”, which shows that feeding and lighting in the depth can be beneficial to avoid lice, but that salt content and temperature must also be taken into consideration.

Licence to chill: can cold water be the next weapon against sea lice?

Licence to chill: can cold water be the next weapon against sea lice?

Scientists from Norway and Australia who tried using very cold water to remove lice from salmon saw a positive effect in combatting the parasite but a negative effect on animal welfare.

Vaccine cuts lice loads by 97% in lab tests

Vaccine cuts lice loads by 97% in lab tests

Chilean researchers have created a vaccine against sea lice that, in laboratory tests, has shown promising results, reducing the volume of lice by 97%.

Canadian officials share best practice for lice checking

Canadian officials share best practice for lice checking

The Department of Fisheries and Oceans (DFO) held an outreach event at a Marine Harvest salmon farm on the west coast of British Columbia.

Coho biomarkers offer hope of progress in lice fight

Coho biomarkers offer hope of progress in lice fight

A Canadian scientist has updated Scottish fish health professionals on continuing efforts to unlock the lice-resistance secrets of coho salmon in the hope of transferring the ability to Atlantic salmon.

ISA expert issues ‘disease reservoir’ warning

ISA expert issues ‘disease reservoir’ warning

The scientist leading a study that has provided the first evidence of the evolution of infectious salmon anaemia (ISA) from a non-virulent to a virulent strain has warned of the dangers of rarely-cleaned RAS biofilters at smolt farms.

Probe into excessive sea lice drug use at Scots loch

Probe into excessive sea lice drug use at Scots loch

The Scottish Environment Protection Agency (Sepa) is investigating trout producer Dawnfresh after one of its sites in the West Highlands breached rules on the use of a drug to control sea lice.